Generate standard Code 128, EAN-13, and UPC-A vector barcodes with SVG and PNG export.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Type the alphanumeric string or numeric sequence you wish to encode.
Choose between Code 128 (general alphanumeric) or EAN-13 (retail products).
Download the scalable SVG or copy the vector markup directly to your clipboard.
Utilifi supports Code 128 (full ASCII) and EAN-13 (13-digit retail barcode with automatic Modulo-10 check digit calculation).
Yes, all barcode patterns and SVG vectors are synthesized entirely inside your browser memory with zero server data egress.
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